package ee.greaton.SMSsender;

import android.app.Activity;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.telephony.SmsManager;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class SendSmsActivity extends Activity {

	Button buttonSend;
	EditText textPhoneNo;
	EditText textSMS;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.send);

		buttonSend = (Button) findViewById(R.id.buttonSend);
		textPhoneNo = (EditText) findViewById(R.id.editTextPhoneNo);
		textSMS = (EditText) findViewById(R.id.editTextSMS);

		buttonSend.setOnClickListener(new OnClickListener() {

			public void onClick(View v) {

				String phoneNo = textPhoneNo.getText().toString();
				String message = textSMS.getText().toString();

				if (phoneNo.length() > 0 && message.length() > 0) {
					sendSMS(phoneNo, message);
				} else {
					Toast.makeText(getBaseContext(),
							"Please enter both phone number and message.",
							Toast.LENGTH_SHORT).show();
				}
			}
		});
	}

	private void sendSMS(String phoneNumber, String message) {
		String SENT = "SMS_SENT";
		String DELIVERED = "SMS_DELIVERED";

		PendingIntent sentPI = PendingIntent.getBroadcast(this, 0, new Intent(
				SENT), 0);

		PendingIntent deliveredPI = PendingIntent.getBroadcast(this, 0,
				new Intent(DELIVERED), 0);

		registerReceiver(new BroadcastReceiver() {
			@Override
			public void onReceive(Context arg0, Intent arg1) {
				switch (getResultCode()) {
				case Activity.RESULT_OK:
					Toast.makeText(getBaseContext(), "SMS sent",
							Toast.LENGTH_SHORT).show();
					break;
				case SmsManager.RESULT_ERROR_GENERIC_FAILURE:
					Toast.makeText(getBaseContext(), "Generic failure",
							Toast.LENGTH_SHORT).show();
					break;
				case SmsManager.RESULT_ERROR_NO_SERVICE:
					Toast.makeText(getBaseContext(), "No service",
							Toast.LENGTH_SHORT).show();
					break;
				case SmsManager.RESULT_ERROR_NULL_PDU:
					Toast.makeText(getBaseContext(), "Null PDU",
							Toast.LENGTH_SHORT).show();
					break;
				case SmsManager.RESULT_ERROR_RADIO_OFF:
					Toast.makeText(getBaseContext(), "Radio off",
							Toast.LENGTH_SHORT).show();
					break;
				}
			}
		}, new IntentFilter(SENT));

		registerReceiver(new BroadcastReceiver() {
			@Override
			public void onReceive(Context arg0, Intent arg1) {
				switch (getResultCode()) {
				case Activity.RESULT_OK:
					Toast.makeText(getBaseContext(), "SMS delivered",
							Toast.LENGTH_SHORT).show();
					break;
				case Activity.RESULT_CANCELED:
					Toast.makeText(getBaseContext(), "SMS not delivered",
							Toast.LENGTH_SHORT).show();
					break;
				}
			}
		}, new IntentFilter(DELIVERED));

		SmsManager sms = SmsManager.getDefault();
		sms.sendTextMessage(phoneNumber, null, message, sentPI, deliveredPI);
	}
}
